Paul Paterson / mbed-src-CanNucleoF0

mbed library sources, include can_api for nucleo-f091rc

Dependents:   CanNucleoF0_example

Fork of mbed-src by mbed official

targets/hal/TARGET_WIZNET/TARGET_W7500x/rtc_api.c@645:13c87cbecd54, 2016-01-07 (annotated)

Committer:
ptpaterson
Date:
Thu Jan 07 05:49:05 2016 +0000
Revision:
645:13c87cbecd54
Parent:
619:034e698bc035 
corrected freeze on CAN_RECEIVE_IT

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 585:a1ed5b41f74f 1 /* mbed Microcontroller Library
mbed_official 585:a1ed5b41f74f 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 585:a1ed5b41f74f 3 *
mbed_official 585:a1ed5b41f74f 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 585:a1ed5b41f74f 5 * you may not use this file except in compliance with the License.
mbed_official 585:a1ed5b41f74f 6 * You may obtain a copy of the License at
mbed_official 585:a1ed5b41f74f 7 *
mbed_official 585:a1ed5b41f74f 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 585:a1ed5b41f74f 9 *
mbed_official 585:a1ed5b41f74f 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 585:a1ed5b41f74f 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 585:a1ed5b41f74f 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 585:a1ed5b41f74f 13 * See the License for the specific language governing permissions and
mbed_official 585:a1ed5b41f74f 14 * limitations under the License.
mbed_official 585:a1ed5b41f74f 15 */
mbed_official 585:a1ed5b41f74f 16 #include "rtc_api.h"
mbed_official 619:034e698bc035 17 #include "cmsis.h"
mbed_official 619:034e698bc035 18 #include "W7500x_pwm.h"
mbed_official 585:a1ed5b41f74f 19
mbed_official 585:a1ed5b41f74f 20 time_t wiz_rtc_time;
mbed_official 585:a1ed5b41f74f 21 char rtc_enabled = 0;
mbed_official 585:a1ed5b41f74f 22
mbed_official 585:a1ed5b41f74f 23 #ifdef __cplusplus
mbed_official 585:a1ed5b41f74f 24 extern "C"{
mbed_official 585:a1ed5b41f74f 25 #endif
mbed_official 585:a1ed5b41f74f 26 void PWM3_Handler(void)
mbed_official 585:a1ed5b41f74f 27 {
mbed_official 585:a1ed5b41f74f 28
mbed_official 585:a1ed5b41f74f 29 wiz_rtc_time++;
mbed_official 585:a1ed5b41f74f 30 PWM_CH3_ClearOverflowInt();
mbed_official 585:a1ed5b41f74f 31
mbed_official 585:a1ed5b41f74f 32 }
mbed_official 585:a1ed5b41f74f 33 #ifdef __cplusplus
mbed_official 585:a1ed5b41f74f 34 }
mbed_official 585:a1ed5b41f74f 35 #endif
mbed_official 585:a1ed5b41f74f 36
mbed_official 585:a1ed5b41f74f 37
mbed_official 585:a1ed5b41f74f 38
mbed_official 585:a1ed5b41f74f 39 void rtc_init(void) {
mbed_official 585:a1ed5b41f74f 40 PWM_TimerModeInitTypeDef TimerModeStructure;
mbed_official 585:a1ed5b41f74f 41 *(volatile uint32_t *)(0x410010e0) = 0x03;
mbed_official 585:a1ed5b41f74f 42
mbed_official 585:a1ed5b41f74f 43 /* Timer mode configuration */
mbed_official 585:a1ed5b41f74f 44 TimerModeStructure.PWM_CHn_PR = 7;
mbed_official 585:a1ed5b41f74f 45 TimerModeStructure.PWM_CHn_MR = 1;
mbed_official 585:a1ed5b41f74f 46 TimerModeStructure.PWM_CHn_LR = 0xF4240;
mbed_official 585:a1ed5b41f74f 47 TimerModeStructure.PWM_CHn_UDMR = PWM_CHn_UDMR_UpCount;
mbed_official 585:a1ed5b41f74f 48 TimerModeStructure.PWM_CHn_PDMR = PWM_CHn_PDMR_Periodic;
mbed_official 585:a1ed5b41f74f 49
mbed_official 585:a1ed5b41f74f 50 PWM_TimerModeInit(PWM_CH3, &TimerModeStructure);
mbed_official 585:a1ed5b41f74f 51
mbed_official 585:a1ed5b41f74f 52 /* PWM interrupt configuration */
mbed_official 585:a1ed5b41f74f 53 PWM_IntConfig(PWM_CH3, ENABLE);
mbed_official 585:a1ed5b41f74f 54 PWM_CHn_IntConfig(PWM_CH3, PWM_CHn_IER_OIE, ENABLE);
mbed_official 585:a1ed5b41f74f 55
mbed_official 585:a1ed5b41f74f 56 /* PWM channel 0 start */
mbed_official 585:a1ed5b41f74f 57 PWM_CHn_Start(PWM_CH3);
mbed_official 585:a1ed5b41f74f 58 NVIC_SetVector(PWM3_IRQn, (uint32_t)PWM3_Handler);
mbed_official 585:a1ed5b41f74f 59 NVIC_EnableIRQ(PWM3_IRQn);
mbed_official 585:a1ed5b41f74f 60 rtc_enabled = 1;
mbed_official 585:a1ed5b41f74f 61 }
mbed_official 585:a1ed5b41f74f 62
mbed_official 585:a1ed5b41f74f 63 void rtc_free(void) {
mbed_official 585:a1ed5b41f74f 64 // [TODO]
mbed_official 585:a1ed5b41f74f 65 }
mbed_official 585:a1ed5b41f74f 66
mbed_official 585:a1ed5b41f74f 67
mbed_official 585:a1ed5b41f74f 68 int rtc_isenabled(void) {
mbed_official 585:a1ed5b41f74f 69 return rtc_enabled;
mbed_official 585:a1ed5b41f74f 70 }
mbed_official 585:a1ed5b41f74f 71
mbed_official 585:a1ed5b41f74f 72
mbed_official 585:a1ed5b41f74f 73 time_t rtc_read(void) {
mbed_official 585:a1ed5b41f74f 74 return wiz_rtc_time;
mbed_official 585:a1ed5b41f74f 75 }
mbed_official 585:a1ed5b41f74f 76
mbed_official 585:a1ed5b41f74f 77 void rtc_write(time_t t) {
mbed_official 585:a1ed5b41f74f 78 //*(volatile uint32_t *)(0x41001008) = 0x42; // timer disable, interrupt disable
mbed_official 585:a1ed5b41f74f 79 wiz_rtc_time = t;
mbed_official 585:a1ed5b41f74f 80 //*(volatile uint32_t *)(0x41001008) = 0x72; // timer enable interrupt enable
mbed_official 585:a1ed5b41f74f 81 }